52513507 has 2 divisors, whose sum is σ = 52513508. Its totient is φ = 52513506.

The previous prime is 52513501. The next prime is 52513529. The reversal of 52513507 is 70531525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52513507 - 2⁷ = 52513379 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52513501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26256753 + 26256754.

It is an arithmetic number, because the mean of its divisors is an integer number (26256754).

Almost surely, 2^52513507 is an apocalyptic number.

52513507 is a deficient number, since it is larger than the sum of its proper divisors (1).

52513507 is an equidigital number, since it uses as much as digits as its factorization.

52513507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5250, while the sum is 28.

The square root of 52513507 is about 7246.6203847035. The cubic root of 52513507 is about 374.4757284168.

The spelling of 52513507 in words is "fifty-two million, five hundred thirteen thousand, five hundred seven".